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https://github.com/holub/mame
synced 2025-04-23 08:49:55 +03:00
Part one of tilemap rewrite
This commit is contained in:
Angelo Salese
parent
5bab1b22b4
commit
a4e42e6a04
@ -379,7 +379,6 @@ public:
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m_subcpu(*this,"sub"),
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m_soundcpu(*this,"soundcpu"),
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//m_dmac(*this, "i8237"),
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m_h1_vram(*this, "h1_vram"),
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m_h1_charram(*this, "h1_charram"),
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m_framebuffer_vram(*this, "fb_vram"),
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m_txt_vram(*this, "txt_vram"),
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@ -402,22 +401,11 @@ public:
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// store the blit params here
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UINT32 m_spriteblit[12];
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required_device<cpu_device> m_maincpu;
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required_device<cpu_device> m_subcpu;
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required_device<cpu_device> m_soundcpu;
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//required_device<am9517a_device> m_dmac;
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required_shared_ptr<UINT32> m_h1_vram;
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required_shared_ptr<UINT32> m_h1_charram;
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required_shared_ptr<UINT32> m_framebuffer_vram;
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required_shared_ptr<UINT32> m_txt_vram;
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@ -447,6 +435,7 @@ public:
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DECLARE_WRITE32_MEMBER(sysh1_sound_dma_w);
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DECLARE_READ32_MEMBER(sysh1_ioga_r);
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DECLARE_WRITE32_MEMBER(sysh1_ioga_w);
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DECLARE_READ32_MEMBER(sysh1_unk_blit_r);
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DECLARE_WRITE32_MEMBER(sysh1_unk_blit_w);
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DECLARE_WRITE32_MEMBER(sysh1_blit_mode_w);
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DECLARE_WRITE32_MEMBER(sysh1_blit_data_w);
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@ -481,14 +470,19 @@ public:
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void sysh1_dma_transfer( address_space &space, UINT16 dma_index );
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UINT8 *m_h1_vram;
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};
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#define PRINT_BLIT_STUFF \
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printf("type blit %08x %08x(%d, %03x) %08x(%02x, %03x) %08x(%06x) %08x(%08x, %d, %d, %d) %08x(%d,%d) %04x %04x %04x %04x %08x %08x %d %d\n", blit0, blit1_unused,b1mode,b1colorNumber, blit2_unused,b2tpen,b2colorNumber, blit3_unused,b3romoffset, blit4_unused, blit4, blit_flipy,blit_rotate, blit_flipx, blit5_unused, indirect_tile_enable, indirect_zoom_enable, vCellCount, hCellCount, vZoom, hZoom, blit10, textlookup, vPosition, hPosition); \
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/* video */
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#define VRAM_SIZE 0x100000
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void coolridr_state::video_start()
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{
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machine().primary_screen->register_screen_bitmap(m_temp_bitmap_sprites[0]);
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@ -504,6 +498,10 @@ void coolridr_state::video_start()
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machine().primary_screen->register_screen_bitmap(m_screen1_bitmap);
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machine().primary_screen->register_screen_bitmap(m_screen2_bitmap);
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m_h1_vram = auto_alloc_array_clear(machine(), UINT8, VRAM_SIZE);
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save_pointer(NAME(m_h1_vram), VRAM_SIZE);
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}
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// might be a page 'map / base' setup somewhere, but it's just used for ingame backgrounds
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@ -520,12 +518,12 @@ UINT32 coolridr_state::screen_update_coolridr(screen_device &screen, bitmap_rgb3
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int scrollx;
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int scrolly;
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count = 0/4;
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count = 0;
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m_color = 0;
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if (which==1)
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{
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count += 0x20000/4;
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count += 0x20000;
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// color += 0x5e;
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m_color = 2;
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}
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@ -541,35 +539,26 @@ UINT32 coolridr_state::screen_update_coolridr(screen_device &screen, bitmap_rgb3
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/* TODO: optimize! */
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for (y=0;y<64;y++)
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{
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for (x=0;x<128;x+=2)
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for (x=0;x<128;x++)
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{
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int tile;
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int res_x,res_y;
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UINT16 cur_ptr;
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res_x = ((x+0)*16)-scrollx;
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res_x = (x*16)-scrollx;
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res_y = (y*16)-scrolly;
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tile = (m_h1_vram[count] & 0x0fff0000) >> 16;
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color = m_color + ((tile & 0x800) >> 11) * 4;
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cur_ptr = (m_h1_vram[count]<<8)|m_h1_vram[count+1];
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drawgfx_opaque(bitmap,cliprect,gfx,tile & 0x7ff,color,0,0,res_x,res_y);
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drawgfx_opaque(bitmap,cliprect,gfx,tile & 0x7ff,color,0,0,res_x+2048,res_y);
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drawgfx_opaque(bitmap,cliprect,gfx,tile & 0x7ff,color,0,0,res_x,res_y+1024);
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drawgfx_opaque(bitmap,cliprect,gfx,tile & 0x7ff,color,0,0,res_x+2048,res_y+1024);
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tile = cur_ptr & 0x07ff;
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color = m_color + ((cur_ptr & 0x0800) >> 11) * 4;
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res_x = ((x+1)*16)-scrollx;
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res_y = (y*16)-scrolly;
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drawgfx_opaque(bitmap,cliprect,gfx,tile,color,0,0,res_x,res_y);
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drawgfx_opaque(bitmap,cliprect,gfx,tile,color,0,0,res_x+2048,res_y);
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drawgfx_opaque(bitmap,cliprect,gfx,tile,color,0,0,res_x,res_y+1024);
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drawgfx_opaque(bitmap,cliprect,gfx,tile,color,0,0,res_x+2048,res_y+1024);
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tile = (m_h1_vram[count] & 0x00000fff) >> 0;
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color = m_color + ((tile & 0x800) >> 11) * 4;
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drawgfx_opaque(bitmap,cliprect,gfx,tile & 0x7ff,color,0,0,res_x,res_y);
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drawgfx_opaque(bitmap,cliprect,gfx,tile & 0x7ff,color,0,0,res_x+2048,res_y);
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drawgfx_opaque(bitmap,cliprect,gfx,tile & 0x7ff,color,0,0,res_x,res_y+1024);
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drawgfx_opaque(bitmap,cliprect,gfx,tile & 0x7ff,color,0,0,res_x+2048,res_y+1024);
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count++;
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count+=2;
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}
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}
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@ -1477,6 +1466,12 @@ WRITE32_MEMBER(coolridr_state::sysh1_fb_data_w)
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m_blitterClearCount++;
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}
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READ32_MEMBER(coolridr_state::sysh1_unk_blit_r)
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{
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// if(offset == 0x0c/4) reads
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return m_sysh1_txt_blit[offset];
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}
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WRITE32_MEMBER(coolridr_state::sysh1_unk_blit_w)
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@ -1501,7 +1496,7 @@ WRITE32_MEMBER(coolridr_state::sysh1_unk_blit_w)
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case 0x02:
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{
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// writes 3d0dxxxx / 3d0exxxx before a level start.. tilemaps transfer?
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// writes 3d0dxxxx / 3d0exxxx before a level start.. offset for a transfer read at 0x400000c, stored in work RAM H
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//printf("sysh1_unk_blit_w unhandled offset %04x %08x %08x\n", offset, data, mem_mask);
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@ -1556,10 +1551,7 @@ void coolridr_state::sysh1_dma_transfer( address_space &space, UINT16 dma_index
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if(dst & 0xfff00000)
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printf("unk values to %02x dst %08x\n",cmd,dst);
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dst &= 0x000fffff;
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dst |= 0x03000000;
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size*=2;
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is_dma = 1;
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//printf("%08x %08x %08x %02x\n",src,dst,size,cmd);
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dma_index+=0xc;
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break;
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@ -1572,7 +1564,7 @@ void coolridr_state::sysh1_dma_transfer( address_space &space, UINT16 dma_index
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dst &= 0x000fffff;
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dst |= 0x05800000;
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size*=2;
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is_dma = 1;
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is_dma = 2;
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//printf("%08x %08x %08x %02x\n",src,dst,size,cmd);
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dma_index+=0xc;
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break;
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@ -1586,7 +1578,7 @@ void coolridr_state::sysh1_dma_transfer( address_space &space, UINT16 dma_index
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printf("unk values to %02x dst %08x\n",cmd,dst);
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dst &= 0x000fffff;
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dst |= 0x03800000;
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is_dma = 1;
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is_dma = 2;
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//printf("%08x %08x %08x %02x\n",src,dst,size,cmd);
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dma_index+=0xc;
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break;
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@ -1610,7 +1602,22 @@ void coolridr_state::sysh1_dma_transfer( address_space &space, UINT16 dma_index
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break;
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}
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if(is_dma)
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/* TODO: clean-up at a later stage (once that I properly rewrite everything) */
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if(is_dma == 1)
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{
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UINT16 read_src;
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for(int i=0;i<size;i+=2)
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{
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read_src = space.read_word(src);
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m_h1_vram[dst] = read_src >> 8;
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m_h1_vram[dst+1] = read_src & 0xff;
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dst+=2;
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src+=2;
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}
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}
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else if(is_dma == 2)
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{
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for(int i=0;i<size;i+=4)
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{
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@ -1655,13 +1662,12 @@ static ADDRESS_MAP_START( system_h1_map, AS_PROGRAM, 32, coolridr_state )
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AM_RANGE(0x00000000, 0x001fffff) AM_ROM AM_SHARE("share1") AM_WRITENOP
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AM_RANGE(0x01000000, 0x01ffffff) AM_ROM AM_REGION("gfx_data",0x0000000)
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AM_RANGE(0x03000000, 0x030fffff) AM_RAM AM_SHARE("h1_vram")//bg vram TODO: fake region
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AM_RANGE(0x03800000, 0x0380ffff) AM_RAM_WRITE(sysh1_pal_w) AM_SHARE("paletteram")
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AM_RANGE(0x03c00000, 0x03c1ffff) AM_MIRROR(0x00200000) AM_RAM_WRITE(sysh1_dma_w) AM_SHARE("fb_vram") /* mostly mapped at 0x03e00000 */
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AM_RANGE(0x03f00000, 0x03f0ffff) AM_RAM AM_SHARE("share3") /*Communication area RAM*/
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AM_RANGE(0x03f40000, 0x03f4ffff) AM_RAM AM_SHARE("txt_vram")//text tilemap + "lineram"
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AM_RANGE(0x04000000, 0x0400000f) AM_RAM_WRITE(sysh1_unk_blit_w) AM_SHARE("sysh1_txt_blit")
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AM_RANGE(0x04000000, 0x0400000f) AM_READWRITE(sysh1_unk_blit_r,sysh1_unk_blit_w) AM_SHARE("sysh1_txt_blit")
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AM_RANGE(0x04000010, 0x04000013) AM_WRITE(sysh1_blit_mode_w)
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AM_RANGE(0x04000014, 0x04000017) AM_WRITE(sysh1_blit_data_w)
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AM_RANGE(0x04000018, 0x0400001b) AM_WRITE(sysh1_fb_mode_w)
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@ -2280,11 +2286,6 @@ UINT16 coolridr_state::get_10bit_data(UINT32 romoffset, int _10bitwordnum)
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void coolridr_state::machine_start()
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{
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// machine().device("maincpu")->execute().set_input_line(INPUT_LINE_HALT, ASSERT_LINE);
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// m_soundcpu->execute().set_input_line(INPUT_LINE_HALT, ASSERT_LINE);
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// memcpy(memregion("soundcpu")->base(), memregion("maincpu")->base()+0x100000, 0x80000);
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// m_soundcpu->reset();
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m_compressedgfx = memregion( "compressedgfx" )->base();
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size_t size = memregion( "compressedgfx" )->bytes();
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@ -2552,5 +2553,5 @@ DRIVER_INIT_MEMBER(coolridr_state,coolridr)
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sh2drc_set_options(machine().device("sub"), SH2DRC_FASTEST_OPTIONS);
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}
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GAME( 1995, coolridr, 0, coolridr, coolridr, coolridr_state, coolridr, ROT0, "Sega", "Cool Riders",GAME_NOT_WORKING|GAME_NO_SOUND ) // region is set in test mode, this set is for Japan, USA and Export (all regions)
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GAME( 1995, coolridr, 0, coolridr, coolridr, coolridr_state, coolridr, ROT0, "Sega", "Cool Riders",GAME_NOT_WORKING|GAME_IMPERFECT_SOUND|GAME_IMPERFECT_GRAPHICS ) // region is set in test mode, this set is for Japan, USA and Export (all regions)
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